Browsing Papers and Publications, Center of Excellence in Command, Control, Communications, and Intelligence by Subject "uncertainty reasoning"

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Bayesian ontologies in AI systems

Costa, Paulo C. G.; Laskey, Kathryn B.; AlGhamdi, Ghazi (2006-07-30)

Ontologies have become ubiquitous in current-generation information systems. An ontology is an explicit, formal representation of the entities and relationships that can exist in a domain of application. Following a ...
Bayesian Semantics for the Semantic Web

Costa, Paulo C. G. (George Mason University, 2005-07-12)

Uncertainty is ubiquitous. Any representation scheme intended to model real-world actions and processes must be able to cope with the effects of uncertain phenomena. A major shortcoming of existing Semantic Web technologies ...
PR-OWL: A Bayesian Framework for the Semantic Web

Costa, Paulo C. G.; Laskey, Kathryn B.; Laskey, Kenneth J. (2005-11-07)

This paper addresses a major weakness of current technologies for the Semantic Web, namely the lack of a principled means to represent and reason about uncertainty. This not only hinders the realization of the original ...

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